TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 10, 11:59 PM EST
Polymarket
This market will resolve to "Vernon Cathey" if Vernon Cathey is officially declared the winner of the fight against Layne Viernes at Power Slap 21, scheduled for July 10, 2026. It will resolve to "Layne Viernes" if Layne Viernes is officially declared the winner. If the fight is declared a draw, ruled a No Contest, not scored, canceled, or postponed beyond July 24, 2026, this market will resolve "50-50." The resolution source for this market will be official information from Power Slap.
This market will resolve to "Vernon Cathey" if Vernon Cathey is officially declared the winner of the fight against Layne Viernes at Power Slap 21, scheduled for July 10, 2026. It will resolve to "Layne Viernes" if Layne Viernes is officially declared the winner. If the fight is declared a draw, ruled a No Contest, not scored, canceled, or postponed beyond July 24, 2026, this market will resolve "50-50." The resolution source for this market will be official information from Power Slap.
Prediction market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and manage risk, while prediction markets like this one are driven purely by trader belief and financial incentive. Prediction markets can sometimes offer sharper or more efficient pricing because participants have real money at stake and no house edge to overcome. Comparing this market's implied probability to major sportsbook lines can reveal where the two communities disagree on the likely outcome.
On Polymarket, this market is priced through an automated market maker that converts trader orders into real-time probabilities. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price you see reflects the current ratio of shares bought and sold, with each outcome assigned a percentage that sums to 100. As more traders buy shares predicting one result, that outcome's price rises and its implied probability increases. This continuous pricing mechanism ensures the market remains liquid and responsive to new information or sentiment shifts.
This market resolves around Jul 11, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The winning shares will be determined by the actual result of the fight—whether it goes the distance, ends early, or concludes by decision. Traders holding shares in the correct outcome will receive their payout once the event concludes and the result is finalized. Until that point, prices will fluctuate based on live updates, fighter news, and shifting trader expectations.
Several factors could shift prices significantly before resolution. Fighter injuries, training camp updates, or official weigh-in results often trigger sharp moves as new information emerges. Betting line changes at major sportsbooks can also influence prediction market traders. Social media momentum, expert commentary, or viral moments involving either competitor may sway sentiment. Close to the event date, live fight footage or last-minute fighter statements could cause rapid repricing. Any unexpected announcement regarding the bout's status or format would likely spark immediate trading activity.